Home / 4,448.31-6,670.20-1,485.69

Finding the Fourth Proportional to 4,448.31, 6,670.20 and 1,485.69

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Solution

The fourth proportional to 4,448.31, 6,670.20 and 1,485.69 is: 2,227.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,448.31 : 6,670.20 = 1,485.69 : x
  2. Step 2: Convert to fraction form
    4,448.31/6,670.20 = 1,485.69/x
  3. Step 3: Cross multiply
    4,448.31x = 6,670.20 × 1,485.69
  4. Step 4: Simplify right side
    4,448.31x = 9,909,849.44
  5. Step 5: Solve for x
    x = 9,909,849.44/4,448.31
  6. Step 6: Final answer
    x = 2,227.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.